IP Library Assignment 013546/0440
Patent Assignment
Reel/Frame 013546/0440

Assignment of Assignor's Interest

Recorded: 2002-12-03 Pages: 6
Assignors
WILKINSON, DAVID P.
Executed: 2002-11-12
ROBERTS, JOY A.
Executed: 2002-11-08
JIA, NENGYOU
Executed: 2002-11-13
YUH, EAGRANIE
Executed: 2002-11-19
KNIGHTS, SHANNA D.
Executed: 2002-11-14
ST-PIERRE, JEAN
Executed: 2002-11-12
Assignee
BALLARD POWER SYSTEMS INC.
9000 GLENLYON PARKWAY, BURNABY, BC V5J 5J9, CANADA
Covered Property (1)
Impregnation of Ion-Exchange Membranes to Improve Electrochemical Fuel Cell Performance
Patent: 6,841,285 →
Application: 10/230,953 →
Publication: US 2004/0043271
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 2, 2008
From: BALLARD POWER SYSTEMS INC.
To: BDF IP HOLDINGS LTD.
Reel/Frame 021029/0001 →
Assignment of Assignor's Interest Jul 1, 2010
From: BDF IP HOLDINGS LTD.
To: DAIMLER AG
Reel/Frame 024627/0806 →